Home

C/2020 R4 (ATLAS)

Orbital period : 974.10 years

NASA/JPL elements
IAU/MPC elements


On 2021 Mar 18 04h31 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)11.8
Aperture radius used for m10.4 '
Nuclear magnitude (m2)15.5
m2 standard deviation0.0
Aperture radius used for m25.8 "
r (dist/Sun) 1.063 AU
d (dist/Earth) 1.316 AU
Right ascension20 20 29.17 h m s
Declination-07 35 13.9 ° ' "
MPC report
COD A77
CON FRANCOIS KUGEL [fkugel@free.fr]
OBS F. Kugel
MEA F. Kugel
TEL 0.4-m f/2.8 reflector + CCD
ACK A77 file updated 2021.03.18 06:55:00
AC2 fkugel@free.fr
NET USNO-SA2.0
    CK20R040  C2021 03 18.18828 20 20 29.17 -07 35 13.9          15.5 V      A77
    CK20R040  C2021 03 18.19199 20 20 28.75 -07 35 11.1          15.5 V      A77
    CK20R040  C2021 03 18.19616 20 20 28.47 -07 35 06.1          11.8 T      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraAtik460ex
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details18x30s
Observatory MPC codeA77
Reference stars catalogUSNO-SA2.0
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Mar 18 06h57m06s
Observation modification date2021 Mar 18 07h21m08s

(Record n° 23081)

Home